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COLUMBIA ST CO over HWY 61

Map

Coordinates:
+45.51632, -122.68825
45°30'59" N, 122°41'18" W

Facts

Source: National Bridge Inventory. Information not verified; use at your own risk.
Name:COLUMBIA ST CO over HWY 61
Structure number:09253 061 00172
Location:0.1 MI N OF MARKET ST
Purpose:Carries highway over highway
Route classification:Minor Arterial (Urban) [16]
Length of largest span:133.9 ft. [40.8 m]
Total length:263.1 ft. [80.2 m]
Roadway width between curbs:39.4 ft. [12.0 m]
Deck width edge-to-edge:60.0 ft. [18.3 m]
Vertical clearance below bridge:16.4 ft. [5.0 m]
Skew angle:
Owner:State Highway Agency [01]
Year built:1967
Historic significance:Bridge is not eligible for the National Register of Historic Places [5]
Design load:MS 18 / HS 20 [5]
Number of main spans:2
Main spans material:Steel [3]
Main spans design:Stringer/Multi-beam or girder [02]
Deck type:Concrete Cast-in-Place [1]
Wearing surface:Monolithic Concrete (concurrently placed with structural deck) [1]

Latest Available Inspection: July 2015

Good/Fair/Poor Condition:Fair
Status:Open, no restriction [A]
Average daily traffic:100,000 [as of 2014]
Truck traffic:5% of total traffic
Deck condition:Fair [5 out of 9]
Superstructure condition:Good [7 out of 9]
Substructure condition:Good [7 out of 9]
Structural appraisal:Better than present minimum criteria [7]
Deck geometry appraisal:Somewhat better than minimum adequacy to tolerate being left in place as is [5]
Underclearances appraisal:Meets minimum tolerable limits to be left in place as is [4]
Roadway alignment appraisal:Equal to present desirable criteria [8]
Scour condition:Bridge not over waterway. [N]
Operating rating:47.1 tons [42.8 metric tons]
Inventory rating:36.3 tons [33.0 metric tons]
Sufficiency rating:78.0

Previous Inspections

DateSuff. RatingConditionDeckSuperstructureSubstructureSD/FOADT
July 201578.0FairFairGoodGood-100000
July 201378.0FairFairGoodGood-93500
July 201180.0FairSatisfactoryGoodGood-93500
May 201080.0FairSatisfactoryGoodGood-93500
May 200886.0FairSatisfactoryGoodGood-93500
May 200697.5FairSatisfactoryGoodGood-4841
May 200481.4FairSatisfactoryGoodGood-4700
March 200270.0FairSatisfactoryVery GoodVery Good-121680
March 200065.3FairSatisfactoryVery GoodVery GoodFO93600
March 199875.5FairSatisfactoryVery GoodVery GoodFO12000
March 199675.8FairSatisfactoryVery GoodVery GoodFO12000
March 199475.8FairSatisfactoryVery GoodVery GoodFO12000
March 199279.8FairSatisfactoryVery GoodVery GoodFO12000
March 199079.9GoodGoodGoodVery GoodFO11400

Element Data

Source: National Bridge Elements dataset, 2016 edition. This feature is experimental.
ElementUnitsQuantity1. Good2. Fair3. Poor4. Serious
Superstructure
Steel Girder/Beamlinear ft.2,1261,53059600
Steel Protective Coatingsq. ft.34,70232,7411,7352260
Deck
Reinforced Concrete Decksq. ft.16,1944,6015,2756,3180
Concrete Protective Coatingsq. ft.11,58311,583000
Substructure
Reinforced Concrete Columneach20200
Reinforced Concrete Abutmentlinear ft.120120000
Steel Pier Caplinear ft.5951800
Steel Protective Coatingsq. ft.1,4701,38174150
Joints
Compression Jointlinear ft.12020402040
Bearings
Movable Bearingeach1616000
Bridge Rail
Reinforced Concrete Bridge Raillinear ft.527052700